On November 5th, the 56th National Pharmaceutical Machinery Expo was held in Wuhan International Expo Center. During the three-day exhibition, participating companies exhibited eight categories of products including raw material medicine machinery and equipment, pharmaceutical packaging machinery, and drug testing equipment. The advanced representative equipment in China has attracted much attention from domestic and foreign customers and attracted many professional audiences to visit. The pharmaceutical analysis equipment of Zhongshi Walker Co., Ltd. appeared at the exhibition. The products on display include Fourier transform infrared spectrometer; infrared spectrophotometer; sulfur dioxide detector; solid phase extraction device; .